package Day02;

public class Demo09 {
    public static void main(String[] args) {
        //图形打印
        for (int i = 0; i < 5; i++) {//管行数
            System.out.println(" ");
            for (int j = 0; j < i+1; j++) {//管列数
                System.out.print("*");
            }
        }
    }
}
